Granted Patent
Utility
US 6,042,907 · App. 08/919,371
Coextrusion of multilayer film for container sleeve labels
Inventors:
Maurice W. Blackwelder, Louis M. DiBello
Patented Case
View Patent ↗
Granted: Mar 28, 2000
Filed: Aug 28, 1997
Inventors
Maurice W. Blackwelder
Louis M. DiBello
Assignee (at issue)
Owens-Illinois Labels Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.